Other information:
Work Flow
CUSTOMER INTERVIEWInterview the customer if possible, to determine the conditions that exist when the noise occurs. Use the Diagnostic Worksheet during the interview to document the facts and conditions when the noise occurs and any customer's comments; refer to Diagnostic Worksheet...
DTC Description
DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0778
PC SOLENOID B
(Pressure Control Solenoid “B” Electrical)
Diagnosis condition
TCM power supply voltage: More than 11 V
Signal
—
Threshold
TCM judges that solenoid valve circuit is shorted to ground
Diagnosis delay time
Maintained for 1 second
POSSIBLE CAUSE
Harness or connector (Secondary pressure solenoid valve circuit is shorted to ground)
Secondary pressure solenoid valve
FAIL-SAFE
Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed
DTC Confirmation Procedure
CAUTION:
Always drive vehicle at a safe speed...